Home / 11,186.76-16,772.04-4,610.64

Finding the Fourth Proportional to 11,186.76, 16,772.04 and 4,610.64

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Solution

The fourth proportional to 11,186.76, 16,772.04 and 4,610.64 is: 6,912.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,186.76 : 16,772.04 = 4,610.64 : x
  2. Step 2: Convert to fraction form
    11,186.76/16,772.04 = 4,610.64/x
  3. Step 3: Cross multiply
    11,186.76x = 16,772.04 × 4,610.64
  4. Step 4: Simplify right side
    11,186.76x = 77,329,838.51
  5. Step 5: Solve for x
    x = 77,329,838.51/11,186.76
  6. Step 6: Final answer
    x = 6,912.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.